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raketka [301]
3 years ago
5

B²=-10 + 7b How do I solve this?

Mathematics
2 answers:
ELEN [110]3 years ago
8 0

Answer:

B1=2 B2=5

Step-by-step explanation:

sattari [20]3 years ago
3 0

Answer:

I think I might be wrong also

Step-by-step explanation:

hope you like my answer

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An architect is designing an office building with n floors that will have an FM radio antenna 15.85 m tall on its roof. Each flo
sveticcg [70]

Answer:

h=3.9x+15.85 meters

Step-by-step explanation:

Let's say that the height of the floor just before the roof to the highest point of the roof is also 3.9 m, perhaps, we have an almost flat roof

Since the FM radio antenna is fixed on top of roof, the total height is that of previous floors and the antenna

Taking the building to have x number of floors with each floor having 3.9 m height, the function of height will be

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8 0
4 years ago
What would be the answer of 5(x-2)=30 in dustributive property
lisabon 2012 [21]

Answer:

x = 8

Step-by-step explanation:

5(x-2)=30

Distribute

5x- 10 = 30

Add 10 to each side

5x-10+10 = 30+10

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Divide by 5

5x/5=40/5

x = 8

3 0
3 years ago
Read 2 more answers
A coat is currently $139.99 it is going to be on sale for 30% off how much would you save
larisa86 [58]

Answer:

you would save $41.99

Step-by-step explanation:

(139.99)(.3)=41.99

this should be right, have a good day.

3 0
2 years ago
When three or more numbers are added, the sum is the same regardless of the grouping. Which property is this Associative, Commut
lakkis [162]
Associative property. Hope this helps!
4 0
2 years ago
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